I examine how information technology (IT) skills and use, communication network structures, and the distribution and flow of information in organizations impact individual information worker productivity. The work is divided into three essays based on the task level practices of information...

As the Internet continues to penetrate consumer households, online marketing is getting increasingly important for firms. By adapting to online strategies, firms are blessed (or doomed) with a plethora of new business models. The information flows created in the process poses both opportunities...

The amounts outstanding of credit derivatives have grown exponentially over the past years, and these financial intruments that allow market participants to trade credit risk have become very popular in Europe and in the United States. Although the Central Bank of Brazil passed regulation in...

Although Japan had fallen far behind the United States in the extent and sophistication of its IP technology and information/communication industry, today it is beginning to catch up. By May 2003, the number of broadband Internet users in Japan exceeded 10 million, and the shift from narrowband...

In today's world, as the volume of business and consumer data continues to grow at an unprecedented pace, there is increasing desire to utilize that data in new and innovative and ways to provide insight and improve decision making. For businesses, data is being generated from transactions,...

Essay One: Explaining the Start and Fizzle of Organizational Change: Co-evolving Process and Content The theme that sustaining efforts to change is difficult appears in many guises throughout the organizations. The tendency for change processes to run out of energy and momentum is widely...

Essay One The Impact of Shortages on Push-Pull Production Systems This paper explores the impact of endogenous customer demand on supply chain instability. It investigates how a semiconductor manufacturer's hybrid push-pull production system responds to customer demand, when inventory...

The five essays in this dissertation look at how specific information technologies (such as Electronic Document Management (EDM), Semantic Web and RuleML) and IT in general can be used to automate and standardize data and processes, enable faster and more accurate information flow, and improve...

This thesis consists of three empirical essays on corporate bonds, examining the role of both credit risk and liquidity. In the first chapter, I test the ability of structural models of default to price corporate bonds in the cross-section. I find that the Black-Cox model can explain 45% of the...

(cont.) provides explanations as to when and how incorporating them into advertising deals can be profitable. We argue that using these pricing models appropriately can give both the publisher and the advertiser proper incentives to make non-contractible efforts that may improve the...